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REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Volkswagen Passat B3 / B4 (c 1988 and 1996 model year)

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Volkswagen Passat B3 / B4
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Volkswagen
Passat B3 / B4
Operation of the vehicle
Maintenance
Engines
Gasoline engines build R4
Gasoline engine layout VR6
Diesel engines
Specifications
Overview
Set number 1 cylinder piston to TDC
Compression check in cylinders
Toothed timing belt
The mechanism of a tension of a gear belt
The camshaft pulley
Toothed crankshaft pulley
Countershaft pulley
Accessory drive belt
Cylinder head cover
Replacing the oil seal Camshaft
Replacing the oil seal of the intermediate shaft
Replacement seals crankshaft
Replacement of the gland of the front cover of the crankshaft
Cylinder Head
Check the operation of the hydraulic tappets
Flywheel
Replacement of support of the power unit
Oil crankcase
Oil pump
The top engine cover AFN
Preheating of diesel engines
Glow plugs
Cooling
The power supply system
Ignition system
Coupling
Transmission
Drive the front wheels
Suspension
Steering
Brakes
Wheels and tires
Heating, ventilation and air conditioning
Electrical
Body
Electrical diagrams
 


Hit Counter by Digits


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Accessory drive belt



Belt drive power steering pump
Removing the belt is performed in the following order:
- Disconnect the negative terminal of the battery;
- Brake the car a lay brake;
- Raise the front of the car and set it on the stand;
- Remove the air filter;
- Remove the top casing of the engine (AFN);
- Turn the front wheels all the way to the right. To improve access to the accessory drive belt, remove the front right wheel;
- Loosen the screws power steering pump and turn the pump around the top support to the engine;
- Remove the V-belt pulley power steering pump;
- Inspect the V-belt for damage and replace it if necessary.
Installing the V-belt is performed in reverse order of removal. V-belt tension on early models is regulated by tension bolts. To do this, loosen the nuts and bolts fixing the power steering pump. Turn the adjusting screw to set the required belt tension and tighten the retaining bolt. Tighten the nuts and bolts of the pump.
In later models, change the belt tension by rotating the adjusting bolt at which the rotation of the pump housing. After adjustment, tighten the lock nut tightening mechanism.
Recheck belt tension after cranking the crankshaft two full turns.
Flat alternator drive belt
Removing the flat belt in the following order:
- Disconnect the negative terminal of the battery;
- Raise the front of the car and set it on the stand;
- Turn the front wheels all the way to the right and remove the right front wheel;
- Remove the plastic air ducts located in the area of the right front wheel;
- On vehicles equipped with an auxiliary booster is necessary to remove the V-shaped belt drives the power steering pump;
- Note in the flat belt direction of travel.
For vehicles equipped with an automatic tensioning
Using an adjustable wrench, turn the lever of the tensioner roller clockwise and move the roller to the maximum distance from the drive belt.
For vehicles not equipped with automatic tensioning
Turn the alternator mounting bolts 1-2 turns;
against the spring, turn around the top of the generator support.
For all vehicles
Remove the flat belt from the alternator pulley and then the remaining pulleys.
Installation and tension of the flat belt in the following order:
in accordance with the label directions of movement of the flat belt, set it on the crankshaft pulley so that the edges of the belt hit the corresponding grooves of the pulley;
For vehicles equipped with an automatic tensioning

Cylinder Head
Fig. 3.68. Cylinder head: 1 - cylinder head, 2 - cylinder head gasket, 3 - Valve Guides, 4 - the front cover of the bearing of the camshaft 5 - bolt cylinder head 6 - slinger plate 7 - laying head cover cylinder 8 - cylinder head cover 9 - Plate 10 - oil filler plug, 11 - choke valve controller crankcase ventilation


Using an adjustable wrench, turn the lever of the tensioner roller clockwise against the spring (Fig. 3.68);
Install the accessory drive belt pulleys in the following order: water pump, air conditioning compressor and the generator;
remove the wrench. The mechanism will produce a tension auxiliary drive belt.
For vehicles not equipped with automatic tensioning
Turn around the top of the generator support to complete the spring and make sure that it is free to return to its original position. Otherwise, loosen the bolts for another half-turn;
Turn around the top of the generator support to complete the spring and install the accessory drive belt on alternator pulley, and then release the generator. This will cause the drive belt tension;
connect the battery and run the engine for 10 seconds at idle;
Turn off the engine and apply the bottom first and then the upper bolts of the generator required torque.
For all vehicles
Where available, install an auxiliary V-shaped belt drives the power steering pump;
set into place plastic ducts;
Install the right front wheel and remove the car from the stands.




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Cylinder head cover

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